#MMShakeDrill | MMDA all set for 2nd Metro Manila earthquake drill

#MMShakeDrill | MMDA all set for 2nd Metro Manila earthquake drill: At exactly 9 a.m. on Wednesday (June 22), in Metro Manila, radio and television networks, school bells, door bells, church bells, sirens and vehicle horns will simultaneously be heard to signal the start of the 2nd Metro Manila ShakeDrill simulation exercise, the Metropolitan Manila Development Authority (MMDA) announced on Monday.